Inside every large program is a small program struggling to get out.
Markets, by themselves, do not produce efficient outcomes.
历史学家必须是诗人,不是为了创造,而是为了重新创造。
粮食安全始于土壤安全。
The devil is in the details we choose to ignore.
一个常见的经验是,一个晚上难以解决的问题在睡眠委员会工作后,在早上得到了解决。